Manila: Ten Indonesian crewmen were reportedly kidnapped by terrorist group Abu Sayyaf in southern Philippines, military sources said on Monday.
The time of the kidnapping was not confirmed but the sources learned of it on Monday afternoon, Xinhua news agency reported
They said that one of the victims aboard a tugboat called their superiors, saying they were being held captive by Abu Sayyaf.
"One of the crew called a Taiwanese landline to say they are being held by the armed group Abu Sayyaf and that they (captors) were demanding ransom," an official said.
The tugboat from Indonesia was en route to Manila when it was hijacked.
The official said authorities also found the tugboat at Languyan island, Tawi-tawi province.
"It was moored, meaning it has crew," he said.